Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001658/0.001658, allocations: 114.3 kB / 18.94 MB, free: 2.957 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002223/0.002223, allocations: 217.7 kB / 22.26 MB, free: 5.113 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.567/1.567, allocations: 230.6 MB / 256 MB, free: 8 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 3.412/3.412, allocations: 0.505 GB / 0.8101 GB, free: 21.97 MB / 0.6231 GB " [Timeout remaining time 176] Using package Buildings with version 13.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: "" <> buildModelFMU(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp,fileNamePrefix="Buildings_latest_Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_UACp",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp,fileNamePrefix="Buildings_latest_Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_UACp",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300] "Notification: Buildings requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.002039/0.002039, allocations: 76.61 kB / 1.177 GB, free: 17.04 MB / 0.9044 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3661/0.3682, allocations: 180.2 MB / 1.353 GB, free: 8.375 MB / 1.045 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp): time 0.003428/0.3716, allocations: 1.723 MB / 1.355 GB, free: 6.641 MB / 1.045 GB Notification: Performance of NFInst.instExpressions: time 0.1925/0.5641, allocations: 151.8 MB / 1.503 GB, free: 14.3 MB / 1.201 GB Notification: Performance of NFInst.updateImplicitVariability: time 9.119e-05/0.5642, allocations: 0 / 1.503 GB, free: 14.3 MB / 1.201 GB Notification: Performance of NFTyping.typeComponents: time 0.0002206/0.5644, allocations: 51.66 kB / 1.503 GB, free: 14.25 MB / 1.201 GB Notification: Performance of NFTyping.typeBindings: time 0.001417/0.5658, allocations: 450 kB / 1.503 GB, free: 13.81 MB / 1.201 GB Notification: Performance of NFTyping.typeClassSections: time 0.0001788/0.566, allocations: 67.81 kB / 1.503 GB, free: 13.75 MB / 1.201 GB Notification: Performance of NFFlatten.flatten: time 0.000234/0.5662, allocations: 147.2 kB / 1.503 GB, free: 13.6 MB / 1.201 GB Notification: Performance of NFFlatten.resolveConnections: time 5.035e-05/0.5663, allocations: 9.578 kB / 1.503 GB, free: 13.59 MB / 1.201 GB Notification: Performance of NFEvalConstants.evaluate: time 8.048e-05/0.5663, allocations: 47.86 kB / 1.504 GB, free: 13.54 MB / 1.201 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001973/0.5665, allocations: 71.73 kB / 1.504 GB, free: 13.47 MB / 1.201 GB Notification: Performance of NFPackage.collectConstants: time 2.236e-05/0.5666, allocations: 8 kB / 1.504 GB, free: 13.46 MB / 1.201 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001121/0.5677, allocations: 0.5456 MB / 1.504 GB, free: 12.91 MB / 1.201 GB Notification: Performance of NFScalarize.scalarize: time 3.469e-05/0.5677, allocations: 27.89 kB / 1.504 GB, free: 12.89 MB / 1.201 GB Notification: Performance of NFVerifyModel.verify: time 7.219e-05/0.5678, allocations: 51.73 kB / 1.504 GB, free: 12.84 MB / 1.201 GB Notification: Performance of NFConvertDAE.convert: time 0.0007185/0.5685, allocations: 386.8 kB / 1.505 GB, free: 12.46 MB / 1.201 GB Notification: Performance of FrontEnd - DAE generated: time 3.406e-06/0.5685, allocations: 0 / 1.505 GB, free: 12.46 MB / 1.201 GB Notification: Performance of FrontEnd: time 1.332e-06/0.5685, allocations: 0 / 1.505 GB, free: 12.46 MB / 1.201 GB Notification: Performance of Transformations before backend: time 7.985e-06/0.5685, allocations: 4 kB / 1.505 GB, free: 12.45 MB / 1.201 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 0 * Number of variables: 0 Notification: Performance of Generate backend data structure: time 0.0007638/0.5693, allocations: 417 kB / 1.505 GB, free: 12.02 MB / 1.201 GB Notification: Performance of prepare preOptimizeDAE: time 3.934e-05/0.5693, allocations: 8.031 kB / 1.505 GB, free: 12.01 MB / 1.201 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 8.106e-05/0.5694, allocations: 106 kB / 1.505 GB, free: 11.89 MB / 1.201 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01045/0.5799, allocations: 1.709 MB / 1.507 GB, free: 10.18 MB / 1.201 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004279/0.5803, allocations: 258.2 kB / 1.507 GB, free: 9.906 MB / 1.201 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001337/0.5804, allocations: 162.5 kB / 1.507 GB, free: 9.746 MB / 1.201 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001327/0.5805, allocations: 150.6 kB / 1.507 GB, free: 9.598 MB / 1.201 GB Notification: Performance of preOpt clockPartitioning (simulation): time 8.492e-05/0.5806, allocations: 112.9 kB / 1.507 GB, free: 9.48 MB / 1.201 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.047e-05/0.5807, allocations: 75.28 kB / 1.507 GB, free: 9.406 MB / 1.201 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.434e-05/0.5807, allocations: 150.6 kB / 1.508 GB, free: 9.258 MB / 1.201 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.584e-05/0.5808, allocations: 158.6 kB / 1.508 GB, free: 9.102 MB / 1.201 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 7.414e-05/0.5809, allocations: 154.6 kB / 1.508 GB, free: 8.949 MB / 1.201 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0006673/0.5816, allocations: 0.5865 MB / 1.508 GB, free: 8.32 MB / 1.201 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0001829/0.5818, allocations: 177.1 kB / 1.509 GB, free: 8.137 MB / 1.201 GB Notification: Performance of preOpt resolveLoops (simulation): time 4.337e-05/0.5818, allocations: 84.14 kB / 1.509 GB, free: 8.051 MB / 1.201 GB Notification: Performance of preOpt evalFunc (simulation): time 4.019e-05/0.5818, allocations: 79.27 kB / 1.509 GB, free: 7.973 MB / 1.201 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.734e-05/0.5819, allocations: 109.8 kB / 1.509 GB, free: 7.855 MB / 1.201 GB Notification: Performance of pre-optimization done (n=0): time 1.453e-06/0.5819, allocations: 0 / 1.509 GB, free: 7.855 MB / 1.201 GB Notification: Performance of matching and sorting (n=0): time 0.0003879/0.5823, allocations: 57.59 kB / 1.509 GB, free: 7.793 MB / 1.201 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.722e-05/0.5824, allocations: 138.6 kB / 1.509 GB, free: 7.645 MB / 1.201 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003915/0.5828, allocations: 215.2 kB / 1.509 GB, free: 7.426 MB / 1.201 GB Notification: Performance of collectPreVariables (initialization): time 3.789e-05/0.5828, allocations: 25.7 kB / 1.509 GB, free: 7.395 MB / 1.201 GB Notification: Performance of collectInitialEqns (initialization): time 9.602e-05/0.5829, allocations: 100.1 kB / 1.509 GB, free: 7.293 MB / 1.201 GB Notification: Performance of collectInitialBindings (initialization): time 4.228e-06/0.5829, allocations: 4 kB / 1.509 GB, free: 7.289 MB / 1.201 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000112/0.583, allocations: 33.69 kB / 1.509 GB, free: 7.25 MB / 1.201 GB Notification: Performance of setup shared object (initialization): time 0.000161/0.5832, allocations: 322.8 kB / 1.51 GB, free: 6.926 MB / 1.201 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.00398/0.5872, allocations: 0.7851 MB / 1.511 GB, free: 6.137 MB / 1.201 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004138/0.5913, allocations: 0.7765 MB / 1.511 GB, free: 5.359 MB / 1.201 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.003599/0.5949, allocations: 0.6797 MB / 1.512 GB, free: 4.676 MB / 1.201 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.629e-06/0.5949, allocations: 0 / 1.512 GB, free: 4.676 MB / 1.201 GB Notification: Performance of matching and sorting (n=6) (initialization): time 0.008012/0.6029, allocations: 1.563 MB / 1.513 GB, free: 3.102 MB / 1.201 GB Notification: Performance of prepare postOptimizeDAE: time 2.613e-05/0.6029, allocations: 6.031 kB / 1.513 GB, free: 3.098 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.113e-06/0.603, allocations: 0 / 1.513 GB, free: 3.098 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0008746/0.6038, allocations: 144.6 kB / 1.514 GB, free: 2.953 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002021/0.6058, allocations: 335.6 kB / 1.514 GB, free: 2.625 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002477/0.6083, allocations: 1.5 MB / 1.515 GB, free: 1.012 MB / 1.201 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002159/0.6105, allocations: 335.5 kB / 1.516 GB, free: 0.6836 MB / 1.201 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.058e-05/0.6105, allocations: 7.984 kB / 1.516 GB, free: 0.6758 MB / 1.201 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.004133/0.6147, allocations: 0.8586 MB / 1.517 GB, free: 15.81 MB / 1.217 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004035/0.6187, allocations: 0.7726 MB / 1.517 GB, free: 15.04 MB / 1.217 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.003666/0.6224, allocations: 0.6875 MB / 1.518 GB, free: 14.35 MB / 1.217 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.156e-06/0.6224, allocations: 0 / 1.518 GB, free: 14.35 MB / 1.217 GB Notification: Performance of matching and sorting (n=6) (initialization_lambda0): time 0.008044/0.6304, allocations: 1.528 MB / 1.519 GB, free: 12.81 MB / 1.217 GB Notification: Performance of prepare postOptimizeDAE: time 1.541e-05/0.6304, allocations: 4 kB / 1.519 GB, free: 12.8 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.037e-06/0.6304, allocations: 0 / 1.519 GB, free: 12.8 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004412/0.6309, allocations: 112.7 kB / 1.52 GB, free: 12.69 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002022/0.6329, allocations: 323.6 kB / 1.52 GB, free: 12.38 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001484/0.6344, allocations: 1.366 MB / 1.521 GB, free: 10.89 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.002038/0.6364, allocations: 323.6 kB / 1.522 GB, free: 10.58 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.25e-05/0.6364, allocations: 7.984 kB / 1.522 GB, free: 10.57 MB / 1.217 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (4): * Single equations (assignments): 3 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0001799/0.6366, allocations: 259.5 kB / 1.522 GB, free: 10.31 MB / 1.217 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001036/0.6367, allocations: 112.9 kB / 1.522 GB, free: 10.19 MB / 1.217 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 8.628e-05/0.6368, allocations: 121.2 kB / 1.522 GB, free: 10.06 MB / 1.217 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.826e-05/0.6369, allocations: 180.2 kB / 1.522 GB, free: 9.875 MB / 1.217 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.459e-05/0.637, allocations: 184.2 kB / 1.522 GB, free: 9.688 MB / 1.217 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.234e-05/0.6371, allocations: 180.3 kB / 1.523 GB, free: 9.504 MB / 1.217 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003354/0.6374, allocations: 416.4 kB / 1.523 GB, free: 9.047 MB / 1.217 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.903e-05/0.6375, allocations: 108.9 kB / 1.523 GB, free: 8.934 MB / 1.217 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 5.707e-05/0.6375, allocations: 109 kB / 1.523 GB, free: 8.82 MB / 1.217 GB Notification: Performance of postOpt tearingSystem (simulation): time 9.019e-05/0.6376, allocations: 188.1 kB / 1.523 GB, free: 8.629 MB / 1.217 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.714e-05/0.6377, allocations: 184.3 kB / 1.524 GB, free: 8.441 MB / 1.217 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 8.422e-05/0.6378, allocations: 180.2 kB / 1.524 GB, free: 8.258 MB / 1.217 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.68e-05/0.6379, allocations: 180.2 kB / 1.524 GB, free: 8.074 MB / 1.217 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0001955/0.6381, allocations: 319.7 kB / 1.524 GB, free: 7.738 MB / 1.217 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001255/0.6382, allocations: 116.9 kB / 1.524 GB, free: 7.617 MB / 1.217 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001072/0.6383, allocations: 184.2 kB / 1.524 GB, free: 7.43 MB / 1.217 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002036/0.6385, allocations: 112.9 kB / 1.525 GB, free: 7.312 MB / 1.217 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.009e-05/0.6386, allocations: 180.2 kB / 1.525 GB, free: 7.129 MB / 1.217 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.603e-05/0.6386, allocations: 104.9 kB / 1.525 GB, free: 7.02 MB / 1.217 GB Notification: Performance of sorting global known variables: time 0.000228/0.6389, allocations: 161.2 kB / 1.525 GB, free: 6.863 MB / 1.217 GB Notification: Performance of sort global known variables: time 1.41e-07/0.6389, allocations: 4 kB / 1.525 GB, free: 6.859 MB / 1.217 GB Notification: Performance of remove unused functions: time 0.0005015/0.6394, allocations: 80 kB / 1.525 GB, free: 6.781 MB / 1.217 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (0): * Single equations (assignments): 0 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0006301/0.64, allocations: 0.8362 MB / 1.526 GB, free: 5.918 MB / 1.217 GB Notification: Performance of simCode: created initialization part: time 0.008834/0.6488, allocations: 1.824 MB / 1.528 GB, free: 4.066 MB / 1.217 GB Notification: Performance of simCode: created event and clocks part: time 4.037e-06/0.6488, allocations: 0 / 1.528 GB, free: 4.066 MB / 1.217 GB Notification: Performance of simCode: created simulation system equations: time 5.32e-06/0.6488, allocations: 16 / 1.528 GB, free: 4.066 MB / 1.217 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005661/0.6494, allocations: 481.6 kB / 1.528 GB, free: 3.594 MB / 1.217 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02292/0.6723, allocations: 5.914 MB / 1.534 GB, free: 13.59 MB / 1.232 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003712/0.6727, allocations: 0.7045 MB / 1.535 GB, free: 12.86 MB / 1.232 GB Notification: Performance of simCode: alias equations: time 0.0002765/0.673, allocations: 36.47 kB / 1.535 GB, free: 12.82 MB / 1.232 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001333/0.6731, allocations: 27.42 kB / 1.535 GB, free: 12.79 MB / 1.232 GB Notification: Performance of SimCode: time 1.433e-06/0.6731, allocations: 0 / 1.535 GB, free: 12.79 MB / 1.232 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04039/0.7135, allocations: 6.247 MB / 1.541 GB, free: 6.703 MB / 1.232 GB Notification: Performance of buildModelFMU: Generate platform static: time 13.3/14.01, allocations: 8.062 kB / 1.541 GB, free: 6.695 MB / 1.232 GB " [Timeout remaining time 286] (rm -f Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe ; mkfifo Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe >> ../files/Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp_res.mat --tempDir=temp_Buildings_latest_Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_UACp_fmu --startTime=0 --stopTime=60 --stepSize=0.024 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Fluid_DXSystems_Cooling_BaseClasses_Examples_UACp.fmu > Buildings_latest_Buildings.Fluid.DXSystems.Cooling.BaseClasses.Examples.UACp.pipe 2>&1) [Timeout 840.0] [Calling os._exit(0), Time elapsed: 21.145297058159485] Failed to read output from testmodel.py, exit status != 0: 14.130545787978917 14.146551679 13.574850833 Calling exit ...